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How to Replace the Key Battery of the Audi A6

Model: Audi A6 MK 2, C5 - Years: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Part: Key

See other generations:
Video tutorial

Inside the key of your Audi A6 Mk2, there are two button batteries. Below, you will learn how to replace them quickly and safely.

First, get a small flathead screwdriver and use it to remove the back cover of the key. Once this simple task is complete, locate the two batteries and remove both. Finally, insert the new ones (model CR2025) and reattach the back cover you removed earlier.

At this point, test the key's functionality, and you are finally done.


Updated on 19 July 2026 by ScegliAuto


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How to reset the tyre pressure warning light on the Dacia Sandero?

The tyre pressure warning light that appears on the instrument cluster of the Dacia Sandero can be reset by inflating the tyres until they reach the correct pressure value: this value is indicated on the sticker attached to the driver’s door pillar. Once the inflation is complete, navigate through the menu that appears on the instrument cluster to find the option related to the tyres: select this with the OK button, which should then be held down for a few seconds to completely turn off the light.

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by ScegliAuto

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